214628383998 has 144 divisors (see below), whose sum is σ = 559555776000. Its totient is φ = 59221562400.

The previous prime is 214628383979. The next prime is 214628384027. The reversal of 214628383998 is 899383826412.

214628383998 is a `hidden beast` number, since 2 + 1 + 462 + 8 + 3 + 83 + 9 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13635793 + ... + 13651523.

It is an arithmetic number, because the mean of its divisors is an integer number (3885804000).

Almost surely, 2^214628383998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214628383998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279777888000).

214628383998 is an abundant number, since it is smaller than the sum of its proper divisors (344927392002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214628383998 is a wasteful number, since it uses less digits than its factorization.

214628383998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16283 (or 16273 counting only the distinct ones).

The product of its digits is 35831808, while the sum is 63.

The spelling of 214628383998 in words is "two hundred fourteen billion, six hundred twenty-eight million, three hundred eighty-three thousand, nine hundred ninety-eight".